Steam brush



FIG. 1 is a top, front and left-side perspective view of a steam brush showing our new design;

FIG. 2 is a rear, top, left view thereof;

FIG. 3 is a rear, bottom, left view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof. 

The ornamental design for a steam brush, as shown and described. 